Home / 55,127.61-76,083.37-53,626.48

Finding the Fourth Proportional to 55,127.61, 76,083.37 and 53,626.48

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Solution

The fourth proportional to 55,127.61, 76,083.37 and 53,626.48 is: 74,011.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,127.61 : 76,083.37 = 53,626.48 : x
  2. Step 2: Convert to fraction form
    55,127.61/76,083.37 = 53,626.48/x
  3. Step 3: Cross multiply
    55,127.61x = 76,083.37 × 53,626.48
  4. Step 4: Simplify right side
    55,127.61x = 4,080,082,995.36
  5. Step 5: Solve for x
    x = 4,080,082,995.36/55,127.61
  6. Step 6: Final answer
    x = 74,011.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.